Steelcase Series 2 vs SIHOO Doro C300 Ultra V2

Side by side from official specifications, sourced prices and User Insights. No written comparison exists for this pair yet.

Steelcase

Steelcase Series 2

$749 – $1,171

SIHOO

SIHOO Doro C300 Ultra V2

$679.99 – $689.99

$69.01

lower starting price for SIHOO Doro C300 Ultra V2 than Steelcase Series 2 at the brand stores

Differences at a glance

Steelcase Series 2SIHOO Doro C300 Ultra V2

Price: $749 – $1,171$679.99 – $689.99
Seat height: 16.5–21.5 in (41.9-54.6 cm); 14.75–18 in (37.5-45.7 cm); 17.25–22 in (43.8-55.9 cm)47.5–55.5 cm (≈ 18.7-21.9 in)
Seat depth: 14"D to 17.75"D (functional seat depth)16.9–18.5 in (≈ 43-47 cm)
Recline: Angle between seat and back 99.5° to 119°Recline Angles 105°, 120°, 135°
Arms: Arm height from seat 7.5"H to 11.5"H: Adjustable8D Bionic Armrests (up, down, forward, back, rotate, or tilt)
Lumbar support: Lumbar height from seat 8.5"H to 9.75"HDomino™ Sacral-Lumbar Support 2.0: moves up or down, 3 support levels

Which is cheaper, the Steelcase Series 2 or the SIHOO Doro C300 Ultra V2?

The SIHOO Doro C300 Ultra V2 is cheaper to start: $679.99 versus $749 for the Steelcase Series 2 at the brand stores (Sep 2026).